refactor: improve cron job structure

chore: improve the basic features

docs: improve docs

feat: enhance tracing coverage

feat: add observability module with distributed tracing support

feat: integrate sentry

feat: integrate cron jobs with fx lifecycle support

feat: integrate asynq server/client with fx lifecycle support

fix: remove duplicate grpc server

chore: some corrections

feat: integrate grpc server/client with fx lifecycle support

feat: integrate RabbitMQ RPC server/client with fx lifecycle support

chore: add login with account endpoint

refactor: remove redundant fx.Annotate/fx.As across providers

refactor: optimize naming rules